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Merck
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Key Documents

8.41268

Sigma-Aldrich

Trimethoxyvinylsilane

for synthesis

Synonym(s):

Trimethoxyvinylsilane, Vinyltrimethoxysilane

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About This Item

Empirical Formula (Hill Notation):
C5H12O3Si
CAS Number:
2768-02-7
Molecular Weight:
148.23
MDL number:
MFCD00008605
UNSPSC Code:
12352103
EC Index Number:
220-449-8
NACRES:
NA.22

vapor pressure

88 hPa ( 55 °C)

Quality Level

200

Assay

≥97.0% (GC)

form

liquid

autoignition temp.

235 °C

potency

7120 mg/kg LD50, oral (Rat)
3259 mg/kg LD50, skin (Rabbit)

expl. lim.

1.1 % (v/v)

bp

123 °C/1013 hPa

transition temp

flash point 22 °C

density

0.97 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C5H12O3Si/c1-5-9(6-2,7-3)8-4/h5H,1H2,2-4H3

InChI key

NKSJNEHGWDZZQF-UHFFFAOYSA-N

Related Categories

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.968 - 0.973
Identity (IR): passes test

Pictograms

FlameExclamation mark
GHS02,GHS07

Signal Word

Danger

Hazard Statements

H225 - H317 - H332

Hazard Classifications

Acute Tox. 4 Inhalation - Flam. Liq. 2 - Skin Sens. 1

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

71.6 °F - closed cup

Flash Point(C)

22 °C - closed cup

Certificates of Analysis (COA)

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